Controller for soldering iron



FIG. 1 is a first perspective view of a controller for soldering iron;

FIG. 2 is a second perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is a cross-sectional view taken along line 9-9 in FIG. 4 thereof, in which the internal mechanism is omitted;

FIG. 10 is a cross-sectional view taken along line 10-10 in FIG. 5 thereof, in which the internal mechanism is omitted; and,

FIG. 11 is a cross-sectional view taken along line 11-11 in FIG. 5 thereof, in which the internal mechanism is omitted.

The broken lines in the drawings depict unclaimed environmental subject matter. 

CLAIM The ornamental design for a controller for soldering iron, as shown and described. 